Home / 12,725,907.75-17,561,605.05-6,924,589.56

Finding the Fourth Proportional to 12,725,907.75, 17,561,605.05 and 6,924,589.56

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Solution

The fourth proportional to 12,725,907.75, 17,561,605.05 and 6,924,589.56 is: 9,555,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725,907.75 : 17,561,605.05 = 6,924,589.56 : x
  2. Step 2: Convert to fraction form
    12,725,907.75/17,561,605.05 = 6,924,589.56/x
  3. Step 3: Cross multiply
    12,725,907.75x = 17,561,605.05 × 6,924,589.56
  4. Step 4: Simplify right side
    12,725,907.75x = 121,606,906,986,073.28
  5. Step 5: Solve for x
    x = 121,606,906,986,073.28/12,725,907.75
  6. Step 6: Final answer
    x = 9,555,853.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.